• Japan's Mai Ito, Sairi Maeda and Risa Shigetomo race through the streets of Beijing during the women's marathon at the World Athletic Championships, Sunday, Aug. 30, 2015. (AP Photo/Wong Maye-E)

    The Latest: Shigetomo, Kim lead halfway through marathon

    BEIJING (AP) — The Latest from the IAAF world championships (all times local):

  • This 1982 photo provided by The National Park Service shows a park employee sitting on a rock in Calcite Lake at The Wind Cave National Park in the Black Hills of South Dakota. The underground lakes, which were discovered in the 1960s, aren't home to any animal life but prominent cave microbiologist Hazel Barton has discovered there is bacteria - albeit scant - in the lakes. Barton hopes to decipher how the bacteria survives and answer questions about how it interacted before multicellular organisms came along and perhaps find new sources of antibiotics. (The National Park Service via AP)

    Far below South Dakota, a cave holds pure, promising water

    WIND CAVE NATIONAL PARK, S.D. (AP) — Hundreds of feet beneath the Black Hills, a team of scientists and researchers snake through dark, narrow and silent corridors of ancient rock to reach their goal: what is thought to be some of the purest water on Earth.

    Updated: 2:30 pm

  • In this Wednesday, Aug. 26, 2015 photo, Enid Letourneau looks from the deck of her cottage in Georgia, Vt., at the blue-green algae in St. Albans Bay on Lake Champlain. The town recently reduced the value of 34 homes along the shore by $50,000 each because of the algae, which can be toxic to humans and dogs. (AP Photo/Lisa  Rathke)

    Algae drives down property values on Lake Champlain

    GEORGIA, Vt. (AP) — The two cottages on the shore of Lake Champlain will someday be passed down to her children but Enid Letourneau worries the algae that turns the shoreline pea-soup green each August means they won’t amount to much of an inheritance.

    Updated: 10:30 am

  • Deer hunters can win chance to hunt Platte River valley

    LINCOLN, Neb. (AP) — Nebraska deer hunters can enter a lottery to win the chance to hunt in the Central Platte River Valley this fall.

  • Missoula air quality ‘very unhealthy,’ Griz expected to play

    HELENA, Mont. (AP) — The air quality in Missoula was rated “very unhealthy” Friday due to smoke from forest fires in the region. Under University of Montana’s athletic practice policy, student athletes would be restricted to activities that do not increase their breathing rate.

  • UPDATES CAPTION TO REFLECT JUDGE’S RULING THURSDAY - This June 11, 2015, photo shows a dry water ditch next to a corn field in Cordova, Md. A federal judge in North Dakota on Thursday, Aug. 27, 2015, blocked a new Obama administration, which would have given the U.S. Environmental Protection Agency and Army Corps of Engineers authority to protect some streams, tributaries and wetlands under the Clean Water Act. The rule was scheduled to take effect Friday. (AP Photo/Alex Brandon)

    EPA: Clean water rule in effect despite court ruling

    WASHINGTON (AP) — The Environmental Protection Agency says it is going forward with a new federal rule to protect small streams, tributaries and wetlands, despite a court ruling that blocked the measure in 13 central and Western states.

  • FILE-German sailors Erik Heil, left, and und Thomas Plößel compete in a 49 class race on the Baltic Sea near Kiel-Schilksee  June 25, 2013. Erik Heil has fallen ill and is getting daily hospital treatment for several infections after competing in polluted water at a test event for next year's Olympics in Rio de Janeiro.(Carsten Rehder/dpa via AP)

    German sailor gets sick after Rio regatta

    FRANKFURT, Germany (AP) — A German sailor has fallen ill and is getting daily hospital treatment for several skin infections after competing in polluted water at a test event for next year’s Olympics in Rio de Janeiro.

  • Documents: Commission racked up $150K on PawSox stadium deal

    PROVIDENCE, R.I. (AP) — The state agency that owns the waterfront land where the Pawtucket Red Sox want to build a stadium racked up nearly $150,000 by mid-July in legal and consulting fees to review the proposal, according to documents obtained by The Associated Press through a records request.

  • In this Aug. 7, 2015, photo scientist Oliver Grah measures the velocity of a stream of glacier melt stemming from Sholes Glacier in one of Mount Baker's slopes in Mount Baker, Wash. Glaciers on Mount Baker and other mountains in the North Cascades are thinning and retreating. (AP Photo/Manuel Valdes)

    Scientists, tribe study shrinking Washington state glacier

    MOUNT BAKER, Wash. (AP) — Mauri Pelto digs his crampons into the steep icy slope on Mount Baker in Washington state and watches as streams of water cascade off the thick mass of bare, bluish ice. Every 20 yards, the water carves vertical channels in the face of the glacier as it rushes downstream.

  • Thursday, August 27, 2015

    Calm on Wall Street: A turbulent week ends on a placid note, but has the storm passed?